.annotation-container {
  height: calc(100vh - 64px);
  background: #fff;
}

.document-container {
  padding: 24px;
  overflow: auto;
  background: #fff;
  border-right: 1px solid #f0f0f0;
}

.document-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid #f0f0f0;
}

.document-content {
  padding: 20px;
  background: #fff;
  border: 1px solid #f0f0f0;
  border-radius: 8px;
  min-height: 600px;
  white-space: pre-wrap;
  font-family: inherit;
  line-height: 1.5;
}

.annotation-sider {
  background: #fff !important;
  padding: 24px;
  overflow: auto;
}

.annotation-header {
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid #f0f0f0;
}

.annotation-list {
  overflow-y: auto;
  padding-right: 16px;
}

.ant-list-item {
  transition: background-color 0.3s;
}

.annotation-content {
  margin: 16px 0;
}

.ai-analysis {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-top: 16px;
  padding: 12px;
  background: #f9f9f9;
  border-radius: 8px;
}

.loading-container {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 400px;
}

:root {
  --ql-border-color: #f0f0f0;
}

.ql-container {
  border-radius: 0 0 8px 8px;
}

.ql-toolbar {
  border-radius: 8px 8px 0 0;
}

.ql-editor {
  min-height: 120px;
}

.ant-upload-list {
  margin-top: 16px;
}

.pdf-container {
  height: calc(100vh - 180px);
  overflow: auto;
}